3120-00-781-4737 Rod End Plain Bearing
Comprehensive specifications and application details for NSN: 3120-00-781-4737.
Summary
Explore detailed summary information for bearing: 3120-00-781-4737. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.
- Federal Supply Classification
- 3120 Unmounted Plain Bearings
- (NSN) National Stock Number
- 3120-00-781-4737
- Item Name Code
- 13209
- Federal Item Identification Guide
- A045A0
- Assigment Date
- 01/01/1960
A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes:bearing, plain, spherical and bearing, plain, self-aligning.
23.0 rockwell c minimum and 35.0 rockwell c maximum race insert hardness rating, 0.3745 inches minimum and 0.3750 inches maximum bore diameter, 36.0 rockwell c minimum and 42.0 rockwell c maximum rod end body hardness rating, 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member hardness rating, 2.3020 inches minimum and 2.3220 inches maximum bore center to shank end distance
Datasheet
Below are the comprehensive technical specifications for bearing: 3120-00-781-4737 . Find dimensions, materials, tolerances, performance characteristics, etc.
- Bore Diameter
- 0.3745 inches minimum and 0.3750 inches maximum
- Bore Center To Shank End Distance
- 2.3020 inches minimum and 2.3220 inches maximum
- Hardness Rating
- 36.0 rockwell c minimum and 42.0 rockwell c maximum rod end body
- Hardness Rating
- 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member
- Hardness Rating
- 23.0 rockwell c minimum and 35.0 rockwell c maximum race insert
- Inner Member Width
- 0.4950 inches minimum and 0.5000 inches maximum
- Overall Length
- 2.8595 inches minimum and 2.8895 inches maximum
- Material
- plastic polytetrafluoroethylene race liner
- Material
- steel comp 440c inner member
- Material
- steel comp 630 race insert
- Material
- steel comp 630 rod end body
- Outer Member Outside Diameter
- 1.1150 inches minimum and 1.1350 inches maximum
- Outer Member Width
- 0.3700 inches minimum and 0.3800 inches maximum
- Shank Thread Length
- 1.3440 inches minimum and 1.4380 inches maximum
- Shank Style
- externally threaded
- Special Features
- keyway in shank
- Static Radial Load Rating
- 10140 pounds
- Style Designator
- ball type
- Surface Treatment
- chromium inner member
- Test Data Document
- "81349-mil-i-6866 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
- Thread Class
- 3a
- Thread Diameter
- 0.438 inches nominal
- Thread Direction
- right-hand
- Thread Quantity Per Inch
- 20
- Thread Series Designator
- unf
Replaces
The NSN 3120-00-781-4737 is used in place of the following discontinued or alternate items:
| NSN | Name | Date |
|---|---|---|
| 3120-00-412-3454 | No Name Available | 06/01/2007 |
| 3120-00-870-0158 | No Name Available | 11/01/1989 |
| 3120-00-876-8796 | No Name Available | 12/19/1973 |
Related Bearings
Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.
| Part Number | Name |
|---|---|
| 50E06-100W | Rod End Plain Bearing |
| 77284 | Rod End Plain Bearing |
| ARHT6E4 | Rod End Plain Bearing |
| DREMS6-080 | Rod End Plain Bearing |
| DREMS6-085 | Rod End Plain Bearing |
| KBNE6-200W | Rod End Plain Bearing |
| MSSJKR-6 | Rod End Plain Bearing |
| MSSJKV-6 | Rod End Plain Bearing |
| STSKG200T006 | Rod End Plain Bearing |
| TFM106N | Rod End Plain Bearing |
Frequently Asked Questions
Find quick answers to common questions about bearing: 3120-00-781-4737. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.
- What is the FSCG of the NSN 3120-00-781-4737?
- The FSCG of the NSN 3120-00-781-4737 is 3120
- Does the NSN 3120-00-781-4737 have a Schedule B code assigned?
- Yes, the Schedule B code is 8483308055
- Does NSN 3120-00-781-4737 require demilitarization?
- Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
- Does NSN 3120-00-781-4737 contain precious materials?
- Item does not contain precious metal.
- Does NSN 3120-00-781-4737 contain hazardous materials?
- Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- When the NSN 3120-00-781-4737 was assigned to the Federal Catalog?
- It was assigned 66 years ago, on Fri, Jan 1, 1960
Price & Availability
Fill out the form to get pricing and availability details for the bearing: 3120-00-781-4737
Stock Availability
This product is available in the following quantities and conditions:
| New Surplus | 5 |
| As Removed | 1 |
| New Material | 2 |
| Total | 8 |
Availability of this item was last updated on:
05/25/2026 08:05 PM EDT.
Availability may have changed since then. Request a quote for up to date pricing and availability.